Home / 13,823.61-20,738.36-4,464.17

Finding the Fourth Proportional to 13,823.61, 20,738.36 and 4,464.17

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Solution

The fourth proportional to 13,823.61, 20,738.36 and 4,464.17 is: 6,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823.61 : 20,738.36 = 4,464.17 : x
  2. Step 2: Convert to fraction form
    13,823.61/20,738.36 = 4,464.17/x
  3. Step 3: Cross multiply
    13,823.61x = 20,738.36 × 4,464.17
  4. Step 4: Simplify right side
    13,823.61x = 92,579,438.55
  5. Step 5: Solve for x
    x = 92,579,438.55/13,823.61
  6. Step 6: Final answer
    x = 6,697.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.